Base | Representation |
---|---|
bin | 1000011111010101111010 |
3 | 11012001212001 |
4 | 20133111322 |
5 | 1032204110 |
6 | 115411214 |
7 | 24626266 |
oct | 10372572 |
9 | 4161761 |
10 | 2225530 |
11 | 129008a |
12 | 8b3b0a |
13 | 5cbca8 |
14 | 41d0a6 |
15 | 2de63a |
hex | 21f57a |
2225530 has 8 divisors (see below), whose sum is σ = 4005972. Its totient is φ = 890208.
The previous prime is 2225501. The next prime is 2225533. The reversal of 2225530 is 355222.
It can be written as a sum of positive squares in 2 ways, for example, as 2152089 + 73441 = 1467^2 + 271^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 2225498 and 2225507.
It is not an unprimeable number, because it can be changed into a prime (2225533) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111267 + ... + 111286.
22225530 is an apocalyptic number.
2225530 is a deficient number, since it is larger than the sum of its proper divisors (1780442).
2225530 is a wasteful number, since it uses less digits than its factorization.
2225530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 222560.
The product of its (nonzero) digits is 600, while the sum is 19.
The square root of 2225530 is about 1491.8210348430. The cubic root of 2225530 is about 130.5603035009.
It can be divided in two parts, 22 and 25530, that added together give a palindrome (25552).
The spelling of 2225530 in words is "two million, two hundred twenty-five thousand, five hundred thirty".
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